Home > Sealing > Industrial O-Ring, Buna-N

316 Stainless Steel O-Ring | Buna-N Seal | 0.598" ID x 6.407" OD

Expert Overview

This industrial O-ring features a Buna-N sealing element housed within a robust 316 stainless steel retainer. Engineered for superior chemical resistance and durability, it provides reliable sealing in critical applications.

StandardASTM A106
Material316 Stainless Steel
FinishPlain
GradeN/A
Inside Diameter0.598"
Outside Diameter6.407"
Cross Section0.172"

Detailed Engineering Specifications

Built to exacting engineering tolerances, this Buna-N O-ring is precision-machined with an Inside Diameter of 0.598 inches, an Outside Diameter of 6.407 inches, and a Cross Section of 0.172 inches. The 316 stainless steel construction ensures exceptional corrosion resistance, making it suitable for aggressive chemical environments and high-temperature applications. This combination of materials offers excellent resistance to petroleum-based oils, fuels, and many hydraulic fluids, providing a dependable seal against leaks in pumps, valves, and hydraulic systems.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

TrelleborgEst. 1905
Sweden🇸🇪
"Engineered polymer solutions."
Market Rank
🏆 #1 Engineered Polymers
Industry Approvals
🚀 Aerospace & Subsea Approved
Warranty & Support
🛡️ High-Performance Guarantee
Green Manufacturing
🌱 Blue Dimension ESG
Certified:ISO 9001, ISO 14001
GarlockEst. 1887
USA🇺🇸
"High-performance fluid sealing."
Market Rank
🏆 Premium Fluid Sealing Leader
Industry Approvals
🚀 Nuclear & Pharma Approved
Warranty & Support
🛡️ Zero-Leak Guarantee
Green Manufacturing
🌱 Sustainable Materials
Certified:ISO 9001, FDA, NSF
FreudenbergEst. 1849
Germany🇩🇪
"Global sealing technologies."
Market Rank
🏆 Top Global Sealing Tech
Industry Approvals
🚀 Audi & Mercedes OEM
Warranty & Support
🛡️ Global Engineering Support
Green Manufacturing
🌱 Climate Neutral 2045
Certified:IATF 16949, ISO 14001

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:Yes

Installation Procedure

1. Ensure the mating surfaces are clean, dry, and free of debris. 2. Carefully position the O-ring within its designated groove or gland. 3. Gently compress the O-ring to create a seal, avoiding excessive force or pinching.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

Mechanical Properties

Tensile Strength75,000 psi (515 MPa)
Yield Strength30,000 psi (205 MPa)
Elongation in 2 in.40% min
HardnessRockwell B95 max

Chemical Composition

Carbon (C)0.08% max
Chromium (Cr)16.0 - 18.0%
Nickel (Ni)10.0 - 14.0%
Molybdenum (Mo)2.0 - 3.0%

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1500°F (815°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterExcellent
Chemical / AcidicGood

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening fasteners, leading to O-ring extrusion or damage.Adhere to specified torque values for all mating components to ensure proper compression without overstressing the O-ring.
Using incompatible lubricants or cleaning agents that degrade the Buna-N material.Consult material compatibility charts and use only approved lubricants and cleaning agents for Buna-N seals.

Common Applications

  • Hydraulic Systems
  • Pneumatic Actuators
  • Chemical Processing Equipment
  • Oil and Gas Industry

⚠️ Engineering Warnings

  • Not suitable for use with strong oxidizing acids or ketones.
  • Ensure compatibility with the specific fluid and temperature range before application.

Alternative Products to Consider

Premium Sealing equivalentHigher corrosion resistance (316 SS)
Economy Sealing optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Industrial O-Ring, Buna-N made from?

A: This Industrial O-Ring, Buna-N is manufactured from 316 Stainless Steel.

Q: What are the main applications?

A: Hydraulic Systems, Pneumatic Actuators, Chemical Processing Equipment, Oil and Gas Industry.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 0.598"CS = 0.172"SPECIFICATIONSSize: -214

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.